Cyclohexenone oxime ethers, their preparation and their use as herbicides

US5022914A · kind A · utility

Assignee

• BASF SE

Inventors

• Juergen Kast · Haßloch, DE
• Dieter Kolassa · Ludwigshafen, DE
• Norbert Meyer · Langenburg, DE
• Ulrich Schirmer · Heidelberg, DE
• Albrecht Harreus · Ludwigshafen, DE
• Jochen Wild · Ruppertsberg, DE
• Karl-Otto Westphalen · Speyer, DE
• Bruno Wuerzer · Otterstadt, DE

Key dates

• Filing date: Oct 31, 1989
• Grant date: Jun 11, 1991
• Expiry date: Oct 31, 2009

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C2601/16
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Cyclohexenone oxime ethers of the general formula I ##STR1## where R.sup.1 is C.sub.1 -C.sub.6 -alkyl, PA0 A is substituted or unsubstituted C.sub.4 -alkylene or C.sub.4 -alkenylene, PA0 X is nitro, cyano, halogen, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -alkylthio, C.sub.1 -C.sub.4 -haloalkyl, C.sub.1 -C.sub.4 -haloalkoxy, carboxyl, C.sub.1 -C.sub.4 -alkoxycarbonyl, substituted or unsubstituted benzyloxycarbonyl and/or phenyl, PA0 n is from 0 to 3 or from 1 to 5 when X is halogen, PA0 R.sup.2 is C.sub.1 -C.sub.4 -alkoxy-C.sub.1 -C.sub.6 -alkyl or C.sub.1 -C.sub.4 -alkylthio-C.sub.1 -C.sub.6 -alkyl, substituted or unsubstituted C.sub.3 -C.sub.7 -cycloalkyl or C.sub.5 -C.sub.7 -cycloalkenyl, PA0 a substituted or unsubstituted 5-membered saturated heterocyclic radical which contains one or two oxygen and/or sulfur atoms as heteroatoms, PA0 a substituted or unsubstituted 6- or 7-membered heterocyclic radical which contains one or two oxygen and/or sulfur atoms and one or two double bonds, PA0 a substituted or unsubstituted 5-membered heteroaromatic radical containing one or two nitrogen atoms and an oxygen or a sulfur atom, PA0 substituted or unsubstituted …